Answer: A
Explanation:
they used astronmy to to develop calendars based based on the movement of stars and planets. B, C, and D are incorrect.
Answer:
If they were still alive once it happened or was ending it is a tragic experience that would most likely be very hard to forget.
Explanation:
I think
Answer:
It would require the United States to join the League of Nations
Answer:
1. If Earth's gravity was just 5% stronger, the increase would warp our planet's near-perfect circlular orbit into a tighter elliptical path. Summers and winters would become a lot harsher, the intense climate change would spark widespread famine and would likely collapse the world economy.
Explanation:
That's the only one I know